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Font Finder
Requires Restart
FontFinder is created for designers, developers and typographers. It allows a user to analyze the font information of any element on a page, copy any piece(s) of that information to the clipboard, and perform inline replacements to test new layouts.
Provider for Microsoft Exchange
Requires Restart
The lightning-exchange-provider addon allows you to use Microsoft Exchange calendars in Thunderbird, via Exchange’s web services.
This addon only works with Microsoft Exchange 2007 and above. Exchange 2003 is not supported.
AutoProxy-ng
Requires Restart
This is a fork of AutoProxy, which can run the latest version of Firefox.
EMail Address Crawler
Requires Restart
Automatically fill your address books or send mass mails with e-mail addresses extracted from all your e-mails.
Duplicate Contact Manager
Requires Restart
Facilitates handling of duplicates in your address book(s). Allow to search and remove similar contacts.
South African English spell checker
Requires Restart
The South African English spell checker allows you to use place names, borrowed words, and other expressions that are unique to South Africa.
"No more eina, just a lekker spell checker!"
Firesizer
Requires Restart
Allows you to resize the window to specific dimensions.
NOTE: Users of Firefox 29 and above must install "The Addon Bar" extension to use this, as Firesizer uses the add-on bar that has been removed in Firefox 29.
Signature /Auto Paste /Prefill Fourms
Requires Restart
Makes everyday entries to forms & forums simpler!
Add a sig. with just a Rclick of the mouse and select 'Add Sig.' from the context menu.
(Please, note: What you see in the pic is only an example. ThoseRMine Sorry, you have to make your own tabs. )
ThunderBrowse
Requires Restart
Did your friend send you a cool link? Want to read the rest of that interesting article? Don't want to open up your web browser just to view it? You don't have to! Just view it in Thunderbird with ThunderBrowse!
Toggle Proxy
Requires Restart
The move to Webextensions by Mozilla for Firefox 57+ has made it impossible to modify about:config, this holds Firefox proxy settings. Therefore, this and many other addons will become obsolite from Firefox 57+ onwards unless Mozilla update the API.
Asciidoctor for Thunderbird
Requires Restart
Type some text in your mail's body, hit the asciidoctor button and transform your mail into a pretty html5 asciidoctor document. Font awesome and code highlighting are enabled.
Thunderbird Message Filter Import/Export
Requires Restart
Thunderbird Message Filter Import/Export is a thunderbird/mozilla extension to import/export message filters.
Auto Address Cleaner
Requires Restart
Removes comment, display name automatically from addresses before sending mail.
Copy Plain Text 2
ansitel Click-to-Dial MT
Requires Restart
Dieses Plugin ermöglicht das Wählen von markierten Rufnummern im Mozilla Thunderbird mit ansitel VoIP-Telefonanlagen. Einfach Rufnummer markieren und per Rechtsklick mit der Maus loswählen.
Rikaichan Japanese-English Dictionary File
Requires Restart
This is a dictionary file add-on for the Rikaichan extension.
EHTip
Requires Restart
Word translation in tooltip with English⟷Croatian dictionary already incorporated.
GProxy Tool
Requires Restart
GProxy lets you set and clear GPass local proxy in Firefox and Thunderbird, and do more.
AVIM
Requires Restart
Vietnamese-language input method editor (IME). Type diacritics directly into any Web page, Web app, or dialog box. Convenient, comprehensive, secure.
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Bộ gõ tiếng Việt cho phép đặt dấu trực tiếp vào bất kỳ trang Web, ứng dụng Web, hộp thoại.
To create your own collections, you must have a Mozilla Add-ons account.
